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Colorbook
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Color Information

Blue

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#5748EE
RGB Values
87, 72, 238
HSL Values
245°, 83%, 61%
CMYK Values
63%, 70%, 0%, 7%

Color Variations & Tints

  • #978FF5

    Lightness: 76%

  • #8278F2

    Lightness: 71%

  • #6C60F0

    Lightness: 66%

  • #5748EE

    Lightness: 61%

    Current color

  • #4132EC

    Lightness: 56%

  • #2C1AEA

    Lightness: 51%

  • #2414D7

    Lightness: 46%

Accessibility

White Text
5.9
PASS
Black Text
3.6
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #5748EE

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #5748EE

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